United States
Scott #2223a 1986
22c Elisha Kent Kane 22c Adolphus W. Greely 22c Vilhjalmur Stefansson and 22c Robert E. Peary and Mathew Alexander Henson Arctic Explorers Se-tenant Block.
Mint never hinged.
$2.05 Item #USA2223aS07
add to cart

United States
Scott #2223a 1986
22c Elisha Kent Kane 22c Adolphus W. Greely 22c Vilhjalmur Stefansson and 22c Robert E. Peary and Mathew Alexander Henson Arctic Explorers Se-tenant Block.
Mint never hinged.
$2.05 Item #USA2223aS09
add to cart

United States
Scott #2223a 1986
22c Elisha Kent Kane 22c Adolphus W. Greely 22c Vilhjalmur Stefansson and 22c Robert E. Peary and Mathew Alexander Henson Arctic Explorers Se-tenant Plate A11111 Block Upper Right.
Mint never hinged.
$3.75 Item #USA2223aS10
add to cart

United States
Scott #2223a 1986
22c Polar Explorers Se-tenant Block of four.
Mint never hinged.
$2.20 Item #USA2223aS3
add to cart

United States
Scott #2223a 1986
22c Polar Explorers Se-tenant Block of four.
Mint never hinged.
$2.20 Item #USA2223aS4
add to cart

United States
Scott #2389a 1988
25c, 25c, 25c and 25c Antarctic Explorers Se-tenant Block of four.
Mint never hinged.
$2.20 Item #USA2389aS03
add to cart

United States
Scott #2389a 1988
25c, 25c, 25c and 25c Antarctic Explorers Se-tenant Plare A111111 Block Upper Left.
Mint never hinged.
$3.75 Item #USA2389aS05
add to cart

United States
Scott #2389a 1988
25c Byrd, 25c Wilkes, 25c Ellsworth and 25c Palmer Antarctic Explorers Antarctic Explorers Se-tenant Plate A111111 Block Upper Left.
Mint never hinged.
$3.75 Item #USA2389aS09
add to cart

United States
Scott #2389a 1988
25c Byrd, 25c Wilkes, 25c Ellsworth and 25c Palmer Antarctic Explorers Antarctic Explorers Se-tenant Block.
Mint never hinged.
$2.05 Item #USA2389aS10
add to cart

United States
Scott #2389a 1988
25c Antarctic Explorers Se-tenant Block of four.
Mint never hinged.
$2.20 Item #USA2389aS4
add to cart